<fluent-breadcrumb class="css-class"
                   blazor:elementReference="c83a9866-1ac7-4289-8204-14970dbdf149">
    <fluent-breadcrumb-item blazor:elementReference="f2eebae4-b3b0-47a2-a2dc-4eb12ecd7d1c">
        child content
    </fluent-breadcrumb-item>
</fluent-breadcrumb>